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Prothena Corp
PRTA

Overview Fund Activity

145 hedge funds and large institutions have $2.3B invested in Prothena Corp in 2017 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 54 increasing their positions, 34 reducing their positions, and 18 closing their positions.

Holders
145
Holders Change
-1
Holders Change %
-0.68%
% of All Funds
3.62%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
17
Increased
54
Reduced
34
Closed
18
Calls
$9.05M
Puts
$10.9M
Net Calls
-$1.8M
Net Calls Change
+$702K

Top Buyers

1
Westfield Capital Management
1
Westfield Capital Management
Massachusetts
$37M
2
WIM
2
Woodford Investment Management
United Kingdom
$617M
3
PC
3
PointState Capital
New York
$14.7M
4
BlackRock
4
BlackRock
New York
$160M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$177M

Top Sellers

1
RG
1
Redmile Group
California
$27.6M
2
GTC
2
Ghost Tree Capital
New York
$0
3
HCMT
3
Highland Capital Management (Texas)
Texas
$0
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$239M
5
AAMU
5
Amundi Asset Management US
Massachusetts
$3.14M
Name Holding Trade Value Shares
Change 		Shares
Change %
PPA
76
Parametric Portfolio Associates
Washington
$989K -$461K -8,506 -32%
CCMH
77
Cornerstone Capital Management Holdings
New York
$974K +$21.7K +402 +2%
ARTA
78
A.R.T. Advisors
New York
$892K +$227K +4,200 +34%
DCM
79
Dupont Capital Management
Delaware
$783K – – –
Legal & General Group
80
Legal & General Group
United Kingdom
$740K +$60.5K +1,120 +9%
Barclays
81
Barclays
United Kingdom
$700K +$438K +8,084 +167%
VKH
82
Virtu KCG Holdings
New York
$647K +$647K +11,958 New
Bank of America
83
Bank of America
North Carolina
$635K -$225K -4,149 -26%
CCA
84
Checchi Capital Advisers
California
$624K – – –
Victory Capital Management
85
Victory Capital Management
Texas
$562K -$8.11K -150 -1%
WMSA
86
Weiss Multi-Strategy Advisers
New York
$541K +$541K +10,000 New
D.E. Shaw & Co
87
D.E. Shaw & Co
New York
$424K +$424K +7,839 New
DIA
88
Denver Investment Advisors
Colorado
$404K +$23.5K +435 +6%
FWM
89
Focused Wealth Management
New York
$392K – – –
Public Employees Retirement Association of Colorado
90
Public Employees Retirement Association of Colorado
Colorado
$374K – – –
BCM
91
Barometer Capital Management
Ontario, Canada
$373K +$373K +6,900 New
BNP Paribas Financial Markets
92
BNP Paribas Financial Markets
France
$371K +$219K +4,051 +144%
Principal Financial Group
93
Principal Financial Group
Iowa
$368K +$15.1K +280 +4%
SGAM
94
Smith Group Asset Management
Texas
$365K -$16.2K -300 -4%
Allianz Asset Management
95
Allianz Asset Management
Germany
$355K -$54K -997 -13%
SM
96
SG3 Management
Puerto Rico
$325K – – –
VEA
97
Virtus ETF Advisers
New York
$297K +$10.3K +191 +4%
CSS
98
Cubist Systematic Strategies
Connecticut
$287K +$287K +5,305 New
AG
99
Aperio Group
California
$273K +$37.2K +687 +16%
OAC
100
OMERS Administration Corp
Ontario, Canada
$271K +$5.42K +100 +2%
2 3
4
5 6